UNIT 1:
NDT Versus Mechanical testing, Overview of the Non Destructive Testing Methods
NDT Versus Mechanical testing, Overview of the Non Destructive Testing Methods
material characterisation
Relative merits and limitations
Various physical characteristics of materials and their applications in NDT
Unaided Visual inspection
UNIT 2:
Principles, types and properties of liquid penetrants
Developers, advantages and limitations of various methods
Testing Procedure, Interpretation of results
Magnetic Particle Testing
Theory of magnetism, inspection materials Magnetisation methods
Interpretation and evaluation of test indications
Principles and methods of demagnetization
UNIT 3:
Principles, Contact and non contact inspection methods,
Techniques for applying liquid crystals, Advantages and limitation
infrared radiation and infrared detectors, Instrumentations and methods, applications
Generation of eddy currents, Properties of eddy currents
Eddy current sensing elements, Probes, Instrumentation
Types of arrangement of Eddy Current
Applications, advantages, Limitations, Interpretation/Evaluation of ECM
UNIT 4:
Ultrasonic Testing and its Principle
Transducers, transmission and pulseecho method
instrumentation, data representation, A/Scan, B-scan, C-scan
Time of Flight Diffraction
straight beam and angle beam
Acoustic Emission Technique
AE parameters, Applications
UNIT 5:
Principle, interaction of X-Ray with matter
imaging, film and film less techniques
types and use of filters and screens
geometric factors, Inverse square law ,characteristics of films
graininess, density, speed, contrast, characteristic curves
Pentameters, Exposure charts
Fluoroscopy, Xero-Radiography
Computed Radiography, Computed Tomography
